UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for PAFA... Searching the city database file for: PAFA ... Date:1200Z 23 APR 25 Station: PAFA WMO ident: 70261 Latitude: 64.82 Longitude: -147.87 Elevation: 138.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 117 25 1 SFC 997 138 3.0 -5.0 56 8.0 -0.0 25 1 276.4 276.8 273.3 283.7 2.64 2 995 154 4.0 -4.0 56 8.0 0.9 23 2 277.5 278.0 274.3 285.5 2.85 3 983 254 4.4 -4.6 52 9.0 0.9 8 6 278.9 279.4 274.9 286.7 2.76 4 950 532 2.8 -5.2 56 8.0 -0.3 63 7 280.0 280.5 275.5 287.7 2.73 5 925 749 1.6 -4.4 64 6.0 -0.7 120 4 280.9 281.5 276.3 289.4 2.98 6 898 987 0.2 -4.6 70 4.8 -1.7 254 3 281.9 282.4 276.9 290.5 3.02 7 850 1424 -3.7 -5.7 86 2.0 -4.4 265 6 282.3 282.8 277.0 290.6 2.94 8 800 1899 -7.5 -7.7 98 0.2 -7.6 245 7 283.2 283.6 277.0 290.8 2.67 9 798 1919 -7.5 -7.5 100 0.0 -7.5 245 7 283.4 283.8 277.2 291.2 2.72 10 709 2829 -13.7 -14.2 96 0.5 -13.8 224 4 286.3 286.6 277.4 291.6 1.79 11 700 2926 -14.3 -14.8 96 0.5 -14.5 210 6 286.6 287.0 277.6 291.8 1.73 12 673 3223 -16.5 -17.4 93 0.9 -16.7 210 10 287.4 287.7 277.6 291.8 1.45 13 641 3586 -19.5 -20.1 95 0.6 -19.6 221 6 288.1 288.3 277.5 291.7 1.21 14 638 3621 -18.9 -21.2 82 2.3 -19.4 223 6 289.1 289.3 277.9 292.5 1.10 15 636 3645 -18.7 -21.0 82 2.3 -19.2 224 5 289.6 289.8 278.2 293.1 1.13 16 606 4003 -20.7 -23.6 78 2.9 -21.2 255 5 291.3 291.5 278.7 294.3 0.94 17 579 4338 -22.9 -25.6 79 2.7 -23.4 284 6 292.6 292.7 279.1 295.2 0.82 18 574 4402 -22.9 -24.1 90 1.2 -23.1 290 7 293.3 293.5 279.7 296.3 0.95 19 571 4440 -23.7 -28.5 65 4.8 -24.4 293 8 292.8 292.9 279.0 294.9 0.64 20 568 4479 -23.5 -26.1 79 2.6 -23.9 296 8 293.5 293.6 279.6 296.0 0.80 21 567 4492 -23.7 -27.3 72 3.6 -24.3 297 8 293.4 293.5 279.4 295.7 0.72 22 566 4504 -23.9 -27.2 74 3.3 -24.4 298 9 293.3 293.4 279.4 295.6 0.73 23 563 4543 -23.7 -24.9 90 1.2 -23.9 301 9 294.0 294.2 279.9 296.8 0.90 24 561 4569 -23.9 -25.4 87 1.5 -24.2 303 10 294.1 294.2 279.9 296.8 0.86 25 548 4740 -25.1 -33.1 47 8.0 -26.1 305 10 294.6 294.7 279.6 296.0 0.43 26 537 4887 -26.3 -33.3 52 7.0 -27.2 305 10 294.9 295.0 279.7 296.3 0.43 27 530 4981 -26.5 -31.1 65 4.6 -27.1 300 10 295.8 295.9 280.3 297.5 0.54 28 525 5050 -26.9 -31.9 63 5.0 -27.5 297 10 296.1 296.2 280.3 297.7 0.50 29 515 5188 -27.9 -32.9 62 5.0 -28.5 290 11 296.5 296.6 280.5 298.0 0.47 30 504 5343 -28.3 -31.1 77 2.8 -28.7 283 11 297.9 298.0 281.2 299.7 0.57 31 500 5400 -28.7 -31.6 76 2.9 -29.1 280 11 298.0 298.1 281.3 299.8 0.54 32 488 5574 -30.1 -32.6 79 2.5 -30.4 293 11 298.4 298.5 281.4 300.1 0.51 33 446 6210 -35.3 -37.3 82 2.0 -35.5 313 10 299.6 299.7 281.7 300.8 0.35 34 427 6512 -37.9 -41.4 70 3.5 -38.1 308 11 300.1 300.1 281.7 300.9 0.24 35 400 6960 -41.5 -44.3 74 2.8 -41.6 300 14 301.1 301.1 282.1 301.7 0.19 36 399 6977 -41.5 -44.3 74 2.8 -41.6 300 14 301.3 301.3 282.1 301.9 0.19 37 392 7097 -42.1 -46.2 64 4.1 -42.3 297 14 302.0 302.0 282.4 302.6 0.15 38 383 7253 -43.5 -47.1 67 3.6 -43.7 290 13 302.2 302.2 282.5 302.7 0.14 39 365 7575 -45.9 -50.6 59 4.7 -46.1 277 11 303.2 303.2 282.8 303.5 0.10 40 303 8787 -55.5 -58.8 67 3.3 -55.6 318 13 306.2 306.3 284.0 306.4 0.05 41 300 8850 -55.9 -59.2 66 3.3 -55.9 310 15 306.6 306.6 284.1 306.7 0.04 42 291 9043 -56.7 -60.7 60 4.0 -56.8 310 16 308.1 308.1 284.7 308.2 0.04 43 285 9175 -57.5 -60.7 67 3.2 -57.5 309 17 308.8 308.8 284.9 308.9 0.04 44 281 9264 -57.7 -62.0 58 4.3 -57.8 305 16 309.8 309.8 285.2 309.9 0.03 45 278 9332 -56.7 -65.7 31 9.0 -56.8 307 17 312.1 312.2 286.1 312.2 0.02 46 276 9378 -56.3 -67.3 24 11.0 -56.4 308 17 313.4 313.4 286.5 313.4 0.02 47 275 9401 -55.9 -66.9 24 11.0 -56.1 309 17 314.3 314.3 286.9 314.3 0.02 48 273 9448 -55.9 -65.9 28 10.0 -56.1 310 18 314.9 314.9 287.1 315.0 0.02 49 262 9710 -55.5 -68.5 18 13.0 -55.6 301 21 319.2 319.2 288.5 319.3 0.01 50 250 10010 -53.1 -72.1 8 19.0 -53.4 305 14 327.1 327.1 290.9 327.2 0.01 51 249 10036 -52.9 -71.9 8 19.0 -53.2 305 13 327.8 327.8 291.1 327.8 0.01 52 235 10410 -51.1 -72.1 6 21.0 -51.4 302 12 336.0 336.0 293.3 336.0 0.01 53 225 10693 -49.9 -70.9 7 21.0 -50.3 299 12 342.0 342.0 294.8 342.1 0.01 54 214 11019 -50.5 -71.5 7 21.0 -50.9 292 10 346.0 346.0 295.8 346.1 0.01 55 200 11460 -50.1 -72.1 6 22.0 -50.5 315 15 353.4 353.4 297.4 353.5 0.01 56 182 12079 -48.3 -70.3 6 22.0 -48.9 312 11 366.0 366.0 299.8 366.1 0.02 57 150 13350 -49.3 -74.3 4 25.0 -50.0 335 16 385.1 385.1 303.1 385.2 0.01 58 145 13571 -49.7 -74.7 4 25.0 -50.4 338 15 388.2 388.2 303.5 388.2 0.01 59 138 13895 -48.7 -75.7 3 27.0 -49.5 331 14 395.5 395.5 304.6 395.5 0.01 60 100 15990 -52.5 -82.5 1 30.0 -53.2 330 15 426.3 426.3 308.4 426.3 0.00 61 80 17434 -50.7 -83.7 1 33.0 -51.8 323 12 458.1 458.1 311.6 458.1 0.00 62 71 18208 -51.5 -84.5 1 33.0 -52.6 327 18 472.3 472.3 312.8 472.3 0.00 63 70 18300 -50.7 -84.7 1 34.0 -51.9 360 16 475.9 475.9 313.1 475.9 0.00 64 66 18685 -49.3 -84.3 1 35.0 -50.7 8 13 487.0 487.0 314.0 487.1 0.00 65 62 19095 -50.3 -84.3 1 34.0 -51.7 358 11 493.6 493.6 314.5 493.6 0.01 66 58 19533 -47.9 -83.9 1 36.0 -49.7 33 10 508.5 508.5 315.5 508.6 0.01 67 57 19648 -47.9 -83.9 1 36.0 -49.8 27 8 511.1 511.1 315.7 511.1 0.01 68 50 20510 -49.9 -84.9 1 35.0 -51.6 20 6 525.9 525.9 316.6 525.9 0.01 69 44 21341 -51.5 -85.5 1 34.0 -53.1 55 8 541.6 541.6 317.6 541.6 0.01 70 35 22832 -48.9 -84.9 1 36.0 -51.4 16 14 585.0 585.0 319.9 585.0 0.01 71 31 23626 -49.7 -84.7 1 35.0 -52.3 65 11 603.5 603.5 320.7 603.5 0.01 72 30 23840 -49.5 -85.5 1 36.0 -52.2 65 11 609.7 609.7 321.0 609.8 0.01 73 21 26188 -47.5 -84.5 1 37.0 -51.7 67 8 681.2 681.2 323.8 681.3 0.01 74 20 26510 -49.1 -85.1 1 36.0 -52.8 110 5 685.9 685.9 324.0 686.0 0.01 75 18 27199 -50.3 -85.3 1 35.0 -53.9 95 8 703.1 703.1 324.6 703.2 0.02 76 14 28847 -48.1 -85.1 1 37.0 -53.2 76 10 762.9 762.9 326.3 763.1 0.02 77 14 28847 -48.9 -84.9 1 36.0 -53.8 76 10 760.2 760.2 326.2 760.4 0.02 78 13 29336 -47.5 -84.5 1 37.0 -53.1 89 9 781.4 781.4 326.8 781.6 0.02 79 12 29863 -48.5 -85.5 1 37.0 -54.0 85 3 795.9 795.9 327.1 796.1 0.02 80 11 30438 -46.7 -84.7 1 38.0 -53.2 54 12 822.5 822.5 327.8 822.7 0.03 81 10 31070 -46.7 -84.7 1 38.0 -53.6 75 18 845.2 845.2 328.3 845.5 0.03 82 9.4 31483 -44.5 -83.5 1 39.0 -52.7 76 18 868.7 868.7 328.8 869.1 0.04 83 8.5 32155 -46.3 -84.3 1 38.0 -54.1 77 18 887.0 887.0 329.2 887.4 0.04 84 7.0 33460 -41.5 -82.5 0 41.0 -52.7 80 17 957.5 957.5 330.5 958.2 0.06 85 6.8 33657 -40.1 -81.1 0 41.0 -52.2 971.3 971.3 330.7 972.2 0.08 86 6.3 34177 -41.5 -82.5 0 41.0 -53.2 986.8 986.8 330.9 987.6 0.07 87 5.6 34982 -38.3 -80.3 0 42.0 -52.5 1034.7 1034.8 331.7 1036.0 0.11 TRP 281 9264 -57.7 -62.0 58 4.3 -57.8 305 16 309.8 309.8 285.2 309.9 0.03 WND Sounding variables and indices 1000-500 mb thick: 5283.00 m Freezing level: 895.54 mb = 1009.39 m = 3311.60 ft Wetbulb zero: Below ground Precipitable water: 0.41 inches Sfc-500 mean rel hum: 80.11 % Est. max temperature: 8.93 C = 48.07 F Sfc-Lift cond lev (LCL): 880.46 mb = 1143.92 m = 3752.99 ft T: -1.20 C 700-500 lapse rate: 5.82 C/km Conv cond level (CCL): 809.96 mb = 1802.40 m = 5913.32 ft Mean mixing ratio: 2.85 g/kg Conv temperature: 9.59 C = 49.26 F Cap Strength: 8.83 C Lifted Index: 8.90 C Risk: None Lifted Index @300 mb: 13.10 C Lifted Index @700 mb: 2.56 C Showalter Index: 7.08 C Risk: None Total Totals Index: 48.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.00 C Cross Totals Index: 23.00 C K Index: 18.80 Risk: < 20 % chance of thunderstorms Sweat Index: 23.00 Risk: None Energy Index: 1.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.65 J/kg Max Up Vert Vel: 5.41 m/s Conv Inhibition (B-): 64579.40 J/kg Cap Strength: 8.70 C Lift Cond Lev (LCL): 845.40 mb = 1466.53 m = 4811.39 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 301 at 5 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 997 138 25 1 -0.4 -0.9 | 110 5 -5.1 1.9 1 977 305 360 8 -0.0 -8.0 | 42 7 -4.7 -5.2 2 941 610 85 7 -7.0 -0.6 | 101 12 -11.6 2.2 3 925 749 120 4 -3.5 2.0 | 120 9 -8.1 4.8 4 906 914 240 2 1.7 1.0 | 142 5 -2.9 3.8 5 872 1219 300 5 4.3 -2.5 | 130 0 -0.3 0.3 6 850 1424 265 6 6.0 0.5 | 202 4 1.3 3.3 7 807 1829 245 6 5.4 2.5 | 188 5 0.8 5.3 8 776 2134 245 10 9.1 4.2 | 212 8 4.4 7.0 9 746 2438 220 4 2.6 3.1 | 160 6 -2.1 5.8 10 717 2743 235 3 2.5 1.7 | 154 5 -2.2 4.5 11 700 2926 210 6 3.0 5.2 | 168 8 -1.7 8.0 12 688 3048 210 10 5.0 8.7 | 182 11 0.3 11.4 13 661 3353 210 10 5.0 8.7 | 182 11 0.3 11.4 14 634 3658 225 5 3.5 3.5 | 170 6 -1.1 6.3 15 583 4267 280 5 4.9 -0.9 | 188 2 0.3 1.9 16 560 4572 305 10 8.2 -5.7 | 310 5 3.5 -3.0 17 537 4877 305 10 8.2 -5.7 | 310 5 3.5 -3.0 18 500 5400 280 11 10.8 -1.9 | 262 6 6.2 0.9 19 494 5486 290 11 10.3 -3.8 | 280 6 5.7 -1.0 20 453 6096 315 9 6.4 -6.4 | 335 4 1.7 -3.6 21 400 6960 300 14 12.1 -7.0 | 300 9 7.5 -4.2 22 397 7010 300 14 12.1 -7.0 | 300 9 7.5 -4.2 23 362 7620 275 11 11.0 -1.0 | 254 7 6.3 1.8 24 345 7925 300 11 9.5 -5.5 | 299 6 4.9 -2.7 25 330 8230 295 12 10.9 -5.1 | 290 7 6.2 -2.3 26 300 8839 320 13 8.4 -10.0 | 333 8 3.7 -7.2 27 300 8850 310 15 11.5 -9.6 | 315 10 6.8 -6.9 28 286 9144 310 17 13.0 -10.9 | 314 12 8.4 -8.2 29 281 9264 305 16 13.1 -9.2 | 307 11 8.4 -6.4 30 273 9449 310 18 13.8 -11.6 | 314 13 9.1 -8.8 31 260 9754 300 21 18.2 -10.5 | 300 16 13.5 -7.7 32 250 10010 305 14 11.5 -8.0 | 308 9 6.8 -5.3 33 248 10058 305 13 10.6 -7.5 | 308 8 6.0 -4.7 34 226 10668 300 12 10.4 -6.0 | 299 7 5.7 -3.2 35 216 10973 290 10 9.4 -3.4 | 278 5 4.7 -0.6 36 200 11460 315 15 10.6 -10.6 | 323 10 5.9 -7.8 37 187 11887 325 10 5.7 -8.2 | 349 6 1.1 -5.4 38 179 12192 305 12 9.8 -6.9 | 308 7 5.2 -4.1 39 171 12497 300 13 11.3 -6.5 | 299 8 6.6 -3.7 40 163 12802 305 10 8.2 -5.7 | 310 5 3.5 -3.0 41 156 13106 295 17 15.4 -7.2 | 292 12 10.7 -4.4 42 150 13350 335 16 6.8 -14.5 | 350 12 2.1 -11.7 43 142 13716 340 14 4.8 -13.2 | 359 10 0.1 -10.4 44 129 14326 310 15 11.5 -9.6 | 315 10 6.8 -6.9 45 118 14935 345 15 3.9 -14.5 | 4 12 -0.8 -11.7 46 112 15240 310 11 8.4 -7.1 | 319 6 3.8 -4.3 47 102 15850 340 15 5.1 -14.1 | 358 11 0.5 -11.3 48 100 15990 330 15 7.5 -13.0 | 344 11 2.8 -10.2 49 97 16154 330 15 7.5 -13.0 | 344 11 2.8 -10.2 50 85 17069 335 10 4.2 -9.1 | 4 6 -0.4 -6.3 51 74 17983 305 14 11.5 -8.0 | 308 9 6.8 -5.3 52 70 18288 335 19 8.0 -17.2 | 347 15 3.4 -14.4 53 70 18300 360 16 -0.0 -16.0 | 19 14 -4.7 -13.2 54 67 18593 10 13 -2.3 -12.8 | 35 12 -6.9 -10.0 55 61 19202 355 10 0.9 -10.0 | 28 8 -3.8 -7.2 56 58 19507 35 11 -6.3 -9.0 | 60 13 -11.0 -6.2 57 53 20117 0 0 -0.0 -0.0 | 121 5 -4.7 2.8 58 50 20510 20 6 -2.1 -5.6 | 67 7 -6.7 -2.9 59 44 21336 55 8 -6.6 -4.6 | 81 11 -11.2 -1.8 60 35 22860 15 14 -3.6 -13.5 | 38 14 -8.3 -10.7 61 33 23165 65 10 -9.1 -4.2 | 84 14 -13.7 -1.4 62 30 23840 65 11 -10.0 -4.6 | 83 15 -14.6 -1.9 63 28 24384 85 11 -11.0 -1.0 | 97 16 -15.6 1.8 64 26 24689 85 10 -10.0 -0.9 | 97 15 -14.6 1.9 65 22 25908 30 11 -5.5 -9.5 | 56 12 -10.2 -6.7 66 20 26510 110 5 -4.7 1.7 | 116 10 -9.4 4.5 67 19 26822 100 10 -9.8 1.7 | 107 15 -14.5 4.5 68 18 27127 95 5 -5.0 0.4 | 108 10 -9.6 3.2 69 17 27432 95 17 -16.9 1.5 | 101 22 -21.6 4.3 70 17 27737 110 14 -13.2 4.8 | 113 19 -17.8 7.6 71 16 28042 85 10 -10.0 -0.9 | 97 15 -14.6 1.9 72 15 28346 105 10 -9.7 2.6 | 111 15 -14.3 5.4 73 14 28956 70 10 -9.4 -3.4 | 87 14 -14.1 -0.6 74 13 29261 90 10 -10.0 0.0 | 101 15 -14.7 2.8 75 12 29870 85 3 -3.0 -0.3 | 108 8 -7.7 2.5 76 11 30175 45 10 -7.1 -7.1 | 70 12 -11.7 -4.3 77 10 31070 75 18 -17.4 -4.7 | 85 22 -22.1 -1.9 78 7 33460 80 17 -16.7 -3.0 | 90 21 -21.4 -0.2 Wind Parameters Mean winds (0-6000m): 270.8 at 7.2 knts Storm direction: 300.8 at 5.4 knts Shear (0-3000m) pos: 1.0 neg: 2.4 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 71.5 deg Storm rel helicity (0-3000m) pos: 54.0 neg: -23.5 tot: 30.5 m^2/s^2 ave: 10.2 10^-3 m/s^2 rel: 0.17 Storm rel vorticity (0-3000m) horiz: 9.7 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.78 Bulk Shear: 18.85 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 32 6 72 9| 6.2 0.0 6.2| 25.9 -9.6 16.3 32.5 0.19| 18.2 3.5 1000 38 5 81 8| 3.1 5.4 8.5| 41.4 -9.6 31.8 31.8 0.35| 15.8 5.5 1500 325 5 49 2| 2.1 4.2 6.3| 41.6 -10.3 31.4 20.9 0.30| 12.5 3.7 2000 275 6 204 3| 1.6 4.1 5.6| 46.0 -10.8 35.2 17.6 0.32| 10.6 3.3 2500 260 6 194 4| 1.2 1.9 3.1| 46.0 -23.1 22.9 9.1 0.13| 10.0 1.3 3000 246 6 187 5| 1.0 2.4 3.5| 54.0 -23.5 30.5 10.2 0.17| 9.7 1.7 4000 237 6 184 6| 1.2 1.8 3.0| 55.6 -26.6 29.0 7.3 0.15| 8.5 1.2 5000 258 7 203 4| 1.4 1.7 3.1| 58.7 -29.4 29.3 5.9 0.17| 7.7 1.3 6000 271 7 224 4| 1.4 1.4 2.8| 66.0 -31.8 34.2 5.7 0.20| 7.1 1.4 Wrote GIF file: /home/apache/climate/data/raob//PAFA/skewt/PAFA.skewt.20250423.12.gif